Salaryman Kintaro(1999)

Salaryman Kintaro is a Japanese drama series following a former motorcycle gang leader who joins a major construction company after saving the CEO's life. Kintaro Yajima brings his uncompromising principles and blunt honesty to the corporate world, earning both respect and resentment from colleagues who aren't used to his directness. When internal corruption threatens the company, his willingness to challenge authority and speak uncomfortable truths becomes invaluable. The series explores the clash between street-level integrity and corporate politics, as Kintaro navigates the rigid hierarchies of Japanese business while staying true to his convictions.